In this study, we demonstrate fabrication of an evanescent wave fiber optic humidity sensor based on PEG-PMMA microsphere film as moisture-sensitive material. A three dimensional stacking structure of ...

For the first time, 106 students (from Class 9 to 12) from the SUMAN schools participated in the competition, while 117 ...

A Raspberry Pi Pico combined with a BME280 sensor can create a small Pico Altimeter that measures data like elevation and air pressure.

Truth be told, diving down the smart home automation rabbit hole can be an expensive journey. All of these devices can set you back a few dollars, and those prices can add up quickly. Sure, there are ...

Circuit and Working Fig. 2 shows the circuit diagram of the humidifier. The system is built around an Arduino Uno (MOD1), a 5V SPDT relay module, a humidity sensor (DHT22), an ultrasonic humidifier, ...

Gesture-based home automation allows users to control household devices through simple hand movements, removing the need for switches or remotes. It improves convenience, accessibility, and hygiene ...

As I've experimented and played with a lot of different sensors, I've discovered that these basic devices can be built for super cheap, and they're incredibly versatile. When you're done using an ...

Build a simple LPG gas leakage detector using Arduino and MQ-5 sensor. This beginner-friendly project features buzzer and LED alerts, circuit diagram, and complete Arduino code for home safety.

This paper presents a fully integrated CMOS humidity sensor for a smart RFID sensor platform. The sensing element is a CMOS-compatible capacitive humidity sensor, which consists of top-metal ...

Arduino DHT11 Weather Station - Live Serial Monitor with Logging and Metrics This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create ...

DEVELOPING ENGINEERING SKILLS THROUGH PROJECT-BASED LEARNING: AN ARDUINO-BASED SUBMERSIBLE TEMPERATURE AND DEPTH SENSOR ...